With the Python interactive interpreter it is easy to check Python commands. The Python interpreter can be invoked by typing the command “python” without any parameter followed by the “return” key at the shell prompt:

python

Python comes back with the following information:

Python 2.5.2 (r252:60911, Oct  5 2008, 19:29:17) 
[GCC 4.3.2] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> 

Once the Python interpreter is started, you can issue any command at the command prompt “>>>”.
The first thing we will do is write the mandatory “Hello World” statement: Continue reading Using the Python Interpreter →